4691969 has 2 divisors, whose sum is σ = 4691970. Its totient is φ = 4691968.

The previous prime is 4691957. The next prime is 4691989. The reversal of 4691969 is 9691964.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4355569 + 336400 = 2087^2 + 580^2 .

It is a cyclic number.

It is not a de Polignac number, because 4691969 - 2¹² = 4687873 is a prime.

It is a super-2 number, since 2×4691969² = 44029146193922, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (4691909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2345984 + 2345985.

It is an arithmetic number, because the mean of its divisors is an integer number (2345985).

Almost surely, 2^4691969 is an apocalyptic number.

It is an amenable number.

4691969 is a deficient number, since it is larger than the sum of its proper divisors (1).

4691969 is an equidigital number, since it uses as much as digits as its factorization.

4691969 is an evil number, because the sum of its binary digits is even.

The product of its digits is 104976, while the sum is 44.

The square root of 4691969 is about 2166.0953349287. The cubic root of 4691969 is about 167.4114063314.

The spelling of 4691969 in words is "four million, six hundred ninety-one thousand, nine hundred sixty-nine".